Kristin Scott-Thomas (I’ve Loved You So Long) is attached to the John Lennon biopic, Nowhere Boy. Scott-Thomas will portray Lennon’s Aunt Mimi, who played a significant role in raising the future pop icon. (Hollywood Reporter)

Idris Elba (The Wire) is joining the cast of NBC’s The Office for six episodes. Elba’s character will take over the job at corporate previously held by Jan (Melora Hardin) and Ryan (B.J. Novak). Amy Ryan (Holly Flax) is also expected to make another appearance by the end of the season. (Entertainment Weekly)

Scott Bakula (Enterprise) will guest on NBC’s Chuck as Chuck (Zachary Levi) and Ellie’s (Sarah Lancaster) estranged father. Chevy Chase is also expected to stop by the action-comedy later this spring. (Entertainment Weekly)

Laura Prepon (That 70’s Show) will guest on the CBS laugher, How I Met Your Mother as Ted’s (Josh Radnor) girlfriend for five episodes.